Warranty: 1 Year Features: Only VGA to HDMI display conversion. High-quality chipset converts VGA signal to HDMI output. This is NOT bi-directional. USB power supply required (USB cable included). Supports VGA input resolution from 800×600 to 1920×1080. HDMI output supports up to 720p/1080i/1080p for HDTV, projector, or monitor. Plug and play. No driver required. Compact design with aluminum alloy case and gold-plated HDMI interface for durability. 3.5mm audio output supports earphones or external audio via AUX cable (0.6m included). Compatible with PC, laptop, TV, TV box, and VGA output devices. Supports Windows 7, 8, and 10. Technical Specifications: VGA to HDMI conversion (unidirectional) Input Resolution: 800×600 to 1920×1080 Output Resolution: 720p/1080i/1080p Audio Output: 3.5mm AUX Power Supply: USB powered